952 MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 



Sorghum virgatum (Hack.) Stapf, in Prain, Fl. Trop. Afr. 9: 111. 1917. Based 



on Andropogon sorghum subsp. halepensis var. virgatus Hack. 

 Andropogon sorghum subsp. halepensis var. virgatus Hack., in DC, Monogr. 



Phan. 6: 504. 1889. Egypt. 

 Holcus virgatus Bailey, Gentes Herb. 1: 132. 1923. Based on Andropogon 



sorghum subsp. halepensis var. virgatus Hack. 

 (2) Sorghum vulgare Pers., Syn. PL 1: 101. 1805. Based on Holcus sorghum L. 

 Holcus sorghum L., Sp. PL 1047. 1753. India. 

 Andropogon sorghum Brot., Fl. Lusit. 1: 88. 1804. Based on Holcus 



sorghum L. 

 Holcus cernuus MuhL, Descr. Gram 276. 1817. Garden plant. 

 Andropogon vulgaris Raspail, Ann. Sci. Nat., Bot. 5: 307. 1825. Based on 



Sorghum vulgare Pers. 

 Sorghum vulgare var. bicolor Eaton and Wright, N.Amer. Bot. ed. 8. 438. 



1840. Not S. vulgare var. bicolor Schrad., 1838. North America. 

 Sorghum sorghum Karst., Deut. Fl. 367. f. 189. 1880. Based on Holcus 



sorghum L. 

 Andropogon sorghum var. sativus Hack., in DC, Monogr. Phan. 6: 505. 1889. 



Group name. 

 Andropogon sorghum subsp. sativus var. vulgaris Hack., in DC, Monogr. 



Phan. 6: 515. 1889. Based on Sorghum vulgare Pers. 

 Andropogon sorghum var. vulgaris Hack.; Hook, f., Fl. Brit. Ind. 7: 184. 1896. 



Based on A. sorghum subsp. sativus var. vulgaris Hack. 

 Sorghum vulgare var. caffrorum (Thunb.) Hubb. and Rehder, Bot. Mus. 



Leaflets Harvard Univ. 1: 10. 1932. Based on Holcus caffrorum Thunb. 

 Holcus caffrorum Thunb., Prodr. PL Cap. 1: 20. 1794. South Africa. 

 Sorghum caffrorum Beauv., Ess. Agrost. 131, 164, 178. 1812. Based on 



Holcus caffrorum Thunb. 

 Holcus sorghum var. caffrorum Bailey, Gentes Herb. 1: 133. 1923. Based on 



Holcus caffrorum Thunb. 

 Sorghum vulgare var. drummondii (Nees) Hitchc, Amer. Jour. Bot. 21: 139. 



1934. Based on Andropogon drummondii Nees. 

 Andropogon drummondii Nees, in Steud., Syn. PL Glum. 1: 393. 1854. New- 

 Orleans, La., Drummond 588. 

 Andropogon sorghum subsp. sativus var. drummondii Hack., in DC, Monogr. 



Phan. 6: 507. 1889. Based on Andropogon drummondii Nees. 

 Sorghum drummondii Nees; Hack., in DC., Monogr. Phan. 6: 507. 1889, as 



synonym of Andropogon sorghum subsp. sativus var. drummondii Hack. 

 Holcus sorghum drummondii Hitchc, Biol. Soc. Wash. Proc. 29: 128. 1916. 



Based on Andropogon drummondii Nees. 

 Sorghum vulgare var. durra (Forsk.) Hubb. and Rehder, Bot. Mus. Leaflets 



Harvard Univ. 1: 10. 1932. Based on Holcus durra Forsk. 

 Holcus durra Forsk., Fl. Aegypt. Arab. 174. 1775. Egypt and Arabia. 

 Andropogon sorghum subsp. sativus var. durra Hack., in DC, Monogr. Phan. 6: 



516. 1889. Based on Holcus durra Forsk. 

 Holcus sorghum var. durra Bailey, Gentes Herb. 1: 132. 1923. Based on 



Holcus durra Forsk. 

 Sorghum vulgare var. roxburghii (Stapf) Haines, Bot. Bihar and Orissa pt. 5: 



1034. 1924. Based on Sorghum roxburghii Stapf. 

 Sorghum roxburghii Stapf, in Prain, Fl. Trop. Afr. 9: 126. 1917. Africa. 

 Sorghum vulgare var. saccharatum (L.) BoerL, Ann. Jard. Bot. Buitenzorg 8: 



69. 1890. Based on Sorghum saccharatum Pers. 

 Holcus saccharatus L., Sp. PL 1047. 1753. India. 



Sorghum saccharatum Moench. Meth. PL 207. 1794. Based on Holcus sac- 

 charatus L. Listed as new Pers., Syn. PL 1: 101. 1805, same basis. 

 Andropogon saccharatus Raspail, Ann. Sci. Nat., Bot. 5: 307. 1825. Based 



on Sorghum saccharatum Pers. 

 Andropogon sorghum var. saccharatus Alefeld, Landw. Fl. 313. 1866. Based 



on Holcus saccharatus L. 

 Sorghum halepense var. saccharatum Goiran, Nuov. Gior. Bot. Ital. n. s. 17: 



39. 1910. Based on Holcus saccharatus L. 

 Holcus sorghum var. saccharatus Bailey, Gentes Herb. 1: 132. 1923. Based 



on Holcus saccharatus L. 

 Sorghum vulgare var. sudanense (Piper) Hitchc, Jour. Wash. Acad. Sci. 17: 



147. 1927. Based on Andropogon sorghum sudanensis Piper. (Published 



as S. vulgare sudanense.) 

 Andropogon sorghum sudanensis Piper, Biol. Soc. Wash. Proc. 28: 33. 1915, 



Grown at Arlington Farm (near Washington, D.C.), seed from Sudam 



